CVE-2010-1157
LowPublic exploitApache Tomcat 5.5.0 through 5.5.29 and 6.0.0 through 6.0.26 might allow remote attackers to discover the server's hostname or IP address by sending a request for a resource that requires (1) BASIC or (2) DIGEST authentication, and then reading the realm field in the…
Published Apr 23, 2010 · Updated Apr 28, 2026 · Also known as GHSA-w6q7-ww2x-7gm3
Key Facts
Patch immediately- CVE-2010-1157 is a low-severity vulnerability (CVSS 2.6 v2) affecting Tomcat (Apache), tomcat5.5 (debian), org.apache.tomcat:tomcat (maven) and 22 more products.
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 53% probability of exploitation in the next 30 days.
- Fixed versions are available, including ant 0:1.7.1-13.jdk6.ep5.el4, ant 0:1.7.1-13.jdk6.ep5.el5, ant 0:1.7.1-14.ep5.el6.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
2.6
AV:N/AC:H/Au:N/C:P/I:N/A:N
EPSS (30-day exploit likelihood)
53%
Higher than 98.9% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2010-1157 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
Apache Tomcat 5.5.0 through 5.5.29 and 6.0.0 through 6.0.26 might allow remote attackers to discover the server's hostname or IP address by sending a request for a resource that requires (1) BASIC or (2) DIGEST authentication, and then reading the realm field in the WWW-Authenticate header in the reply.
Affected Products
210 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| TomcatApache | 5.5.0, 5.5.1, 5.5.10, 5.5.11, 5.5.12, 5.5.13, 5.5.14, 5.5.15 | n/a |
| tomcat5.5debian | See advisory | 5.5.26-5lenny2 |
| org.apache.tomcat:tomcatmaven | >= 5.5.0 | 6.0.28 |
| antredhat | See advisory | 0:1.7.1-13.jdk6.ep5.el4 |
| antlrredhat | See advisory | 0:2.7.7-7.ep5.el4 |
Patched Releases
ant
0:1.7.1-13.jdk6.ep5.el4, 0:1.7.1-13.jdk6.ep5.el5, 0:1.7.1-14.ep5.el6
antlr
0:2.7.7-7.ep5.el4, 0:2.7.7-7.ep5.el5, 0:2.7.7-7.ep5.el6
bcel
0:5.2-8.1.ep5.el4
cglib
0:2.2-5.1.1.1.jdk6.ep5.el5, 0:2.2-5.1.1.jdk6.ep5.el4, 0:2.2-5.4.ep5.el6
dom4j
0:1.6.1-11.1.ep5.el6, 0:1.6.1-11.ep5.el4, 0:1.6.1-11.ep5.el5
ecj
1:3.3.1.1-3.2.2.jdk6.ep5.el4
ecj3
1:3.3.1.1-3.1.1.1.jdk6.ep5.el5, 1:3.3.1.1-4.ep5.el6
glassfish-jaf
0:1.1.0-6.1.1.jdk6.ep5.el4
glassfish-javamail
0:1.4.2-0.4.ep5.el4
glassfish-jsf
0:1.2_13-2.2.1.jdk6.ep5.el4, 0:1.2_13-3.1.1.jdk6.ep5.el5, 0:1.2_13-3.1.4.ep5.el6
hibernate3
1:3.3.2-1.4.GA_CP04.ep5.el5, 1:3.3.2-1.5.GA_CP04.ep5.el4, 1:3.3.2-1.8.GA_CP04.ep5.el6
hibernate3-annotations
0:3.4.0-3.2.GA_CP04.ep5.el5, 0:3.4.0-3.3.GA_CP04.ep5.el4, 0:3.4.0-3.5.GA_CP04.ep5.el6
hibernate3-commons-annotations
0:3.1.0-1.8.ep5.el4, 0:3.1.0-1.8.ep5.el5, 0:3.1.0-1.8.ep5.el6
hibernate3-ejb-persistence
3.0-api-1:1.0.2-3.1.jdk6.ep5.el5, 3.0-api-1:1.0.2-3.3.ep5.el6, 3.0-api-1:1.0.2-3.jdk6.ep5.el4
hibernate3-entitymanager
0:3.4.0-4.3.GA_CP04.ep5.el4, 0:3.4.0-4.3.GA_CP04.ep5.el5, 0:3.4.0-4.4.GA_CP04.ep5.el6
httpd
0:2.2.17-11.1.ep5.el5, 0:2.2.17-11.2.ep5.el6
httpd22
0:2.2.17-14.ep5.el4
jakarta-commons-beanutils
0:1.8.0-4.1.1.jdk6.ep5.el4, 0:1.8.0-4.1.2.1.jdk6.ep5.el5, 0:1.8.0-9.ep5.el6
jakarta-commons-chain
0:1.2-2.2.1.ep5.el5, 0:1.2-2.2.2.ep5.el6, 0:1.2-2.2.ep5.el4
jakarta-commons-codec
0:1.3-12.1.ep5.el6, 0:1.3-9.1.1.jdk6.ep5.el4, 0:1.3-9.2.1.1.jdk6.ep5.el5
jakarta-commons-collections
0:3.2.1-4.1.ep5.el5, 0:3.2.1-4.ep5.el4, 0:3.2.1-4.ep5.el6
jakarta-commons-daemon
1:1.0.5-1.1.ep5.el6, 1:1.0.5-1.ep5.el4, 1:1.0.5-1.ep5.el5
jakarta-commons-daemon-jsvc
1:1.0.5-1.4.ep5.el4, 1:1.0.5-1.4.ep5.el5, 1:1.0.5-1.4.ep5.el6
jakarta-commons-dbcp
0:1.2.1-16.2.ep5.el6, 0:1.2.1-16.4.ep5.el4, 0:1.2.1-16.4.ep5.el5
jakarta-commons-digester
0:1.8.1-8.1.1.1.ep5.el6, 0:1.8.1-8.1.jdk6.ep5.el4, 0:1.8.1-8.1.jdk6.ep5.el5
Timeline
Publicly disclosed
Apr 23, 2010
Last updated
Apr 28, 2026
Weakness Type
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
- advisoryRHSA-2010:0584
- advisoryRHSA-2011:0896
- advisoryRHSA-2011:0897
- advisory39574
- advisory42368
FAQ
Common Questions.
Apache Tomcat 5.5.0 through 5.5.29 and 6.0.0 through 6.0.26 might allow remote attackers to discover the server's hostname or IP address by sending a request for a resource that requires (1) BASIC or (2) DIGEST authentication, and then reading the realm field in the WWW-Authenticate header in the reply.
Affected: Tomcat (Apache) versions 5.5.0, 5.5.1, 5.5.10, 5.5.11, 5.5.12, 5.5.13, 5.5.14, 5.5.15; tomcat5.5 (debian); org.apache.tomcat:tomcat (maven) versions >= 5.5.0, among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including ant 0:1.7.1-13.jdk6.ep5.el4, ant 0:1.7.1-13.jdk6.ep5.el5, ant 0:1.7.1-14.ep5.el6.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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